import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class MyMultibaseQuery {

    public static void main(String[] args) throws ClassNotFoundException, SQLException {

        String basePath = "C:\\S3";
        String release = "23";
        String country = "EN";

        String path = basePath + "\\" + release + "\\" + country;

        Class.forName("org.sqlite.JDBC");

        Connection rootConn = DriverManager.getConnection("jdbc:sqlite:" + path + "\\ROOT.db");

        rootConn.createStatement().execute("attach database " + path + "\\data2.db" + " as data2");

        rootConn.close();

    }

}

Exception in thread "main" java.sql.SQLException: [SQLITE_ERROR] SQL error or missing database (unrecognized token: ":")
	at org.sqlite.DB.newSQLException(DB.java:383)
	at org.sqlite.DB.newSQLException(DB.java:388)
	at org.sqlite.DB.throwex(DB.java:374)
	at org.sqlite.NativeDB.prepare(Native Method)
	at org.sqlite.DB.prepare(DB.java:123)
	at org.sqlite.Stmt.execute(Stmt.java:113)
	at MyMultibaseQuery.main(MyMultibaseQuery.java:22)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)